* the source future indefinitely, so if the source future never completes, the adapter will never
   * complete either.
   *
   * <p>If the delegate future is interrupted or throws an unexpected unchecked exception, the
   * listeners will not be invoked.
   */
  private static class ListenableFutureAdapter<V extends @Nullable Object>
      extends ForwardingFuture<V> implements ListenableFuture<V> {

     * @return A function that applies each function in the collection in order until a non-null result is found.
     *         If all functions return null, the composite function returns null.
     *
     * @throws NullPointerException if the input collection is null or contains null elements.
     */
    static Function<String, String> chain(Collection<? extends Function<String, String>> functions) {
        return s -> {

        // You can't say "assuming String is Integer".
        // And we don't support "assuming String is T"; user has to say "assuming T is String".
        throw new IllegalArgumentException("No type mapping from " + fromClass + " to " + to);
      }
    }.visit(from);
  }

  /**
   * Resolves all type variables in {@code type} and all downstream types and returns a

        };
    tester.test();
  }

  public void testIteratorTester() throws Exception {
    Random random = new Random(0);
    List<Integer> list = Lists.newArrayList();
    for (int i = 0; i < 3; i++) {
      list.add(random.nextInt());
    }
    runIterator(list, 6);
  }

  public void testIteratorTesterLarger() throws Exception {
    runIterator(Lists.newArrayList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10), 5);
  }

    finished(runningSyncCalls, call)
  }

  private fun <T> finished(
    calls: Deque<T>,
    call: T,
  ) {
    val idleCallback: Runnable?
    this.withLock {
      if (!calls.remove(call)) throw AssertionError("Call wasn't in-flight!")
      idleCallback = this.idleCallback
    }

    val isRunning = promoteAndExecute()

    if (!isRunning && idleCallback != null) {
      idleCallback.run()
    }

    fun getName(testCoverage: TestCoverage): String = throw UnsupportedOperationException()

    fun getDescription(testCoverage: TestCoverage): String = throw UnsupportedOperationException()
}

            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }

    protected <RESULT extends WebConfig> RESULT updateEntity(Map<String, Object> source, RESULT result) {
        return result;
    }

    private static final Logger logger = LogManager.getLogger(ApiAdminSchedulerAction.class);

    @Resource
    private ScheduledJobService scheduledJobService;

    @Execute
    public HtmlResponse index() {
        throw new UnsupportedOperationException();
    }

    // POST /api/admin/scheduler/{id}/start
    @Execute(urlPattern = "{}/@word")
    public JsonResponse<ApiResult> post$start(final String id) {

            logger.debug("Adding {}", dataMap);
        }

        //   required check
        final Object urlObj = dataMap.get(fessConfig.getIndexFieldUrl());
        if (urlObj == null) {
            throw new DataStoreException("url is null. dataMap=" + dataMap);
        }

        final IndexingHelper indexingHelper = ComponentUtil.getIndexingHelper();

        case 2:
          k1 ^= (long) toInt(bb.get(1)) << 8; // fall through
        case 1:
          k1 ^= (long) toInt(bb.get(0));
          break;
        default:
          throw new AssertionError("Should never get here.");
      }
      h1 ^= mixK1(k1);
      h2 ^= mixK2(k2);
    }

    @Override
    protected HashCode makeHash() {
      h1 ^= length;
      h2 ^= length;